web-animations/web-animations-js — pull request #102 by steveblock (2013-02-22 05:08:25+00:00)
Title: Use the document load event as the zero point for document time

Also make sure that the document time is null before this zero point, and add a
test to check that the document time is constant within a JavaScript
callstack.

This fixes https://github.com/web-animations/web-animations-js/issues/101